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发明名称
Friction gear
摘要
申请公布号
US2057482(A)
申请公布日期
1936.10.13
申请号
US19330694633
申请日期
1933.10.21
申请人
ERBAN PATENTS CORPORATION
发明人
ERBAN RICHARD
分类号
F16H15/52
主分类号
F16H15/52
代理机构
代理人
主权项
地址
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